Results 101 to 110 of about 6,598 (209)

Urine Pigments after Ingestion of Phenacetin

open access: yes, 1972
Pigments occurring in urine of patients who had ingested analgesics containing phenacetin were studied by several methods including gel filtration and paper chromatography. Pigmentation usually developed several hours after urine was voided.
N. T. Shahidi, M. H. Gault
core   +1 more source

Plots of percentage of control in pharmacokinetic parameters of phenacetin versus Cmax of baicalin.

open access: yes, 2014
Plots of percentage of control in pharmacokinetic parameters of phenacetin versus Cmax of baicalin.
Hai-ling Qiao (5658073)   +6 more
core   +1 more source

A calorimetric study of the formation of phenacetin solid dispersions with PEG-1400 and pluronic F127

open access: yes, 2020
The formation of solid dispersions is one of the methods of drug hydrophilization. The method of low-temperature differential scanning calorimetry showed the possibility to obtain phenacetin solid dispersions with polyethylene glycol and Pluronic F127 ...
Gerasimov A.   +2 more
core  

FORENSIC ANALYSIS OF COCAINE SAMPLES PRODUCED IN COLOMBIA: I. CHROMATOGRAPHIC PROFILING

open access: yesVitae, 2009
In this study sixty-five (65) seized samples of cocaine hydrochloride are chromatographically outlined to determine its purity and making qualitative analysis to detect adulterants and occluded residual reliable extenders in tropacocaine, norcocaine, cis-
William F. GARZÓN M.   +2 more
doaj  

Mechanistic insights into the bioactivation of phenacetin to reactive metabolites: A DFT study

open access: yes, 2013
The knowledge of biochemical mechanism of cancer induction and carcinogenicity by drugs is an essential requisite for drug metabolism and toxicity studies. Metabolic bioactivation of phenacetin leads to the generation of several reactive metabolites (RMs)
Bharatam, Prasad V.   +2 more
core   +1 more source

The effect of waxes, hydrolysed gelatin and moisture on the compression characteristics of paracetamol and phenacetin

open access: yes, 1976
Stearic acid or hard paraffin added to crystals of paracetamol and phenacetin reduced capping of tablets prepared by direct compression but did not produce acceptable tablets because the inter-particular bonds were very weak.
E Shotton, B A Obiorah
core   +1 more source

Adulterants in crack cocaine in Brazil

open access: yesTrends in Psychiatry and Psychotherapy
Introduction Brazil is the world’s biggest consumer of crack cocaine, and dependence is a major public health issue. This is the first study to investigate the prevalence of potentially harmful adulterants present in hair samples from Brazilian patients
Marcelo Ribeiro   +10 more
doaj   +1 more source

The Influence of Ethnic Factors and Gender on CYP1A2-Mediated Drug Disposition: A Comparative Study in Caucasian and Chinese Subjects Using Phenacetin as a Marker Substrate

open access: yes, 1996
To assess potential ethnic and gender-related differences in the expression of cytochrome CYP1A2-mediated activity, the pharmacokinetics of phenacetin (a CYP1A2 substrate) and its metabolite paracetamol were compared in 20 Caucasian and 20 Chinese ...
S. Xiaodong   +5 more
core   +1 more source

Effect of active and passive cigarette smoking on CYP1A2-mediated phenacetin disposition in Chinese subjects.

open access: yes, 1998
The effect of active and passive cigarette smoking on CYP1A2-mediated phenacetin disposition was evaluated in a controlled study of 36 healthy Chinese subjects.
Shu CC   +7 more
core  

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